Teaching Aptitude · General Paper
Arrange the sequence of processes leading to the formation of an ozone hole in chronological order: A. De-humidification and de-nitrification B. Polar vortex formation C. Pre-conditioning of the stratosphere D. Formation of polar stratospheric clouds due to very low temperatures E. Ozone destruction by catalytic chemical cycles Choose the correct answer from the options given below:
- 1C, A, B, D, E
- 2A, B, C, D, E
- 3B, D, A, C, E✓
- 4E, D, C, B, A
Correct answer
B, D, A, C, E
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